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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for August 17, 2022
International Automotive Technicians' Network (iATN) - Members Only
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Open Help Requests for GM
Help Request Answers
2012 Cadillac SRX 3.6L No Start, MIL Lamp on VIN: 3GYFNGE33C
Vehicle original problem was it needed to pass IL emissions test. Vehicle had a P062F (Control module long term memory performance) illuminating the MIL. I deemed ecm faulty. This is a Global A vehicle and it's push button start. I couldn't find a replacem... Trouble codes: P0633 (Immo key not programmed)
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2008 Chevrolet Colorado LT 3.7L odometer VIN: 1GCDT39E18
The odometer on this Colorado is not working since the Body Control Module was replaced due to Tire Pressure Monitor problem. The original module is not available since it was returned as a core. The mileage displayed on the cluster is stuck at the mileage...
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Fixes & Summaries for GM
Fix/Summary Answers
1993 Cadillac DeVille 4.9L Security system VIN: 1G6CD13B6P
Found the start enable relay way up high just to the right center of dash pad. More wiring and modules in there than a 70s vintage TV. Found the passkey module behind the right fuse/relay center. Confirmed powers, grounds, and key resistance at the module. All...
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2004 Chevrolet Astro 4.3L Poor Idle Quality, MIL Lamp on VIN: 1GNEL19X64
I ended up shipping this one off to the dealership where they basically confirmed everything that I already tested was good. This is where it gets questionable on what fixed it. They said they installed a new "factory" IAC which is somehow different than a... Trouble codes: P0507 (Idle Control too high).
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